Types of cytoskeleton - Study guides, Class notes & Summaries

Penn Foster Biology; Unit 3 Part 1 Questions and Answers Already Passed What is the primary function of the cell nucleus? To store genetic material and control cellular activities. What is the role of the endoplasmic reticulum in a cell? To synthesize and transport proteins and lipids. What are the two main types of endoplasmic reticulum, and how do they differ? Rough ER has ribosomes on its surface and synthesizes proteins, while Smooth ER lacks ribosomes and is involved in lip...

cytoskeleton intracellular support, used in cell movement, moves organelles cells composed of plasma (cell membrane), cytoplasm, cytosol, nucleus, cytoskeleton cytosol clear gel within the sometimes, referred to as intracellular fluid cytoplasm fluid and components between the nucleus and cell membrane, includes the cytosol and cytoskeleton molecules embedded in phospholipid layer transmembrane proteins peripheral proteins cholesterol sugars (glycolipids, glycoprotein...

plants and animals use __________ for maintaining structure within the cells - Answer-carbohydrates composes enzymes , hormones , antibodies , and structural components - Answer-proteins fats and oils made up of carbon hydrogen and oxygen - Answer-lipids major source of energy , includes sugars and starches - Answer-carbohydrates nitrogen containing compounds made up of chains of amino acids - Answer-proteins composed of glycerol and fatty acid - Answer-lipids direct the instruction of pro...

What are intermediate filaments? CORRECT ANSWER Protein fibers that are wound together and is responsible for giving skin cells their scaffolding and rigidity Why are they called intermediate filaments? CORRECT ANSWER They are located in between the other two types of cytoskeletal elements (actin and microtubules) What characteristics do they endow cells with? CORRECT ANSWER Give cells a sturdy and unbendable shape Intermediate filaments are classified as part of the cells? CORRECT ANSW...

Exam 1: NURS 611/ NURS611 (Latest 2024/ 2025 Update) Advanced Pathophysiology Review| Qs & As| 100% Correct| Grade A- Maryville Q: What is the plasma membrane made up of? Answer: Lipids, proteins, and polysaccharides Q: Why do we need a cell membrane? Answer: To keep the ICF and ECF separate, structure, protection, activation of cell, transport, and cell-to-cell interaction Q: How is osmolality different between ICF and ECF? Answer: The osmolality of ICF and EC...

Portage Learning BIOD 101 Module 1 Exam Requires Respondus LockDown Browser Webcam Essential Biology I with Lab 2022 Module 1 Exam - Requires Respondus LockDown Browser + Webcam Due No due date Points 100 Questions 25 Time Limit 60 Minutes Requires Respondus LockDown Browser Attempt History Attempt Time Score LATEST Attempt 1 60 minutes 59 out of 100 Score for this quiz: 59 out of 100 Submitted Apr 1 at 7:35pm This attempt took 60 minutes. Correct! Correct! Correct! Question 2 4 ...

BIO100 Final Exam Questions and Answers Already Passed **Cell Theory** - What defines cell theory? - All organisms consist of one or more cells. - Cells are the fundamental and smallest units of life. - Every new cell originates from a pre-existing cell. **Plasma Membrane** - Explain the plasma membrane. - It maintains the cell's distinct identity. **Cytoplasm and Organelles** - Define cytoplasm. - Cytoplasm includes semi-fluid material and organelles. - Define organell...

Bioprinciples Exam 2 – Brooks With 100% Verified Solutions Cytology - answerthe study of cells Robert Hooke - answer- observed cork could float - discovered a honeycomb-like structure in a cork slice using a primitive compound microscope - only saw cell walls as this was dead tissue - coined the term "cell" for these individual compartments he saw Two types of microscopes: - answer1. Light Microscope 2. Electron Microscope Light Microscope - answer- light is focused on specimen by a...

IUPUI YARD Anatomy Lecture Exam 1 Latest Update Graded A Centrosomes and Centrioles Essential for movement of chromosomes during cell division & Organizes microtubules in the cytoskeleton Ribosomes protein synthesis Nucleus Site of rRNA synthesis and assembly of ribosomal subunits Golgi apparatus Replenishes cell membrane Packaging materials for lysosomes and Peroxisomes Microfilaments Mainly composed of thin strands of actin proteins tight junctions Seal the intracellular space between ce...

ASU BIO 181: EXAM 2 QUESTIONS AND ANSWERS ALREADY PASSED 90% of absorption in the intestine occurs where? The jejunum and the ileum A bacterium coated by antibodies is a signal that a macrophage should endocytose (eat) it true Adhering junctions are based on two different types of cytoskeleton filament systems. Name those systems. Actin Filament System Intermediate Filament System Any cell can present an antigen on a class I major histocompatibility complex (MHC) protein. true...